From 310d34c655cd06dfdc579e29b4c1e3f831f8bd66 Mon Sep 17 00:00:00 2001
From: Rangi <remy.oukaour+rangi42@gmail.com>
Date: Wed, 31 Mar 2021 18:41:42 -0400
Subject: [PATCH] Comment on REG_SP and REG_AF both being 3

No instruction needs to distinguish them both
---
 src/asm/parser.y | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/asm/parser.y b/src/asm/parser.y
index 74a40568..39d14618 100644
--- a/src/asm/parser.y
+++ b/src/asm/parser.y
@@ -392,6 +392,7 @@ enum {
 	REG_BC = 0,
 	REG_DE = 1,
 	REG_HL = 2,
+	// LD/INC/ADD/DEC allow SP, PUSH/POP allow AF
 	REG_SP = 3,
 	REG_AF = 3
 };